glibc/sysdeps/sparc/sparc64/multiarch/sub_n.c
Adhemerval Zanella b70cbbfcc8 sparc: refactor sparc64 __mpn_sub_n selector to C
This patch refactors the sparc64 ifunc selector to a C implementation.
Also, the generic symbol is moved to its own implementation file
sub_n-generic.S).

Checked on sparc64-linux-gnu and sparcv9-linux-gnu.

	* sysdeps/sparc/sparc64/multiarch/Makefile (sysdep_routines):
	Add sub_n-generic.
	* sysdeps/sparc/sparc64/multiarch/sub_n-generic.S: New file.
	* sysdeps/sparc/sparc64/multiarch/sub_n.c: Likewise.
	* sysdeps/sparc/sparc64/multiarch/sub_n.S: Remove file.

Signed-off-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
2017-11-30 14:10:16 -02:00

29 lines
1.1 KiB
C

/* __mpn_sub_n ifunc resolver, Linux/sparc64 version.
Copyright (C) 2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <gmp.h>
#include <sparc-ifunc.h>
extern __typeof (mpn_sub_n) __mpn_sub_n_vis3 attribute_hidden;
extern __typeof (mpn_sub_n) __mpn_sub_n_generic attribute_hidden;
sparc_libm_ifunc (__mpn_sub_n,
hwcap & HWCAP_SPARC_VIS3
? __mpn_sub_n_vis3
: __mpn_sub_n_generic)